victoria032066
victoria032066 victoria032066
  • 01-04-2020
  • Mathematics
contestada

i need this help with this problem x^2+4x-5=0 using the “completing the square” method step by step

Respuesta :

anu200499
anu200499 anu200499
  • 01-04-2020

Answer:

X=125/64

Step-by-step explanation:

x^2+4 x-5=0

x^2+4x=5

4x^3=5

x^3=5/4

x=5^3/4^3

x=125/64

Answer Link

Otras preguntas

What was the scoops “monkey trail” and how did it reflect the growing divisions in American society in the 1920
?Qué tendrás? Tendré una manzana. Tendrás una manzana. Tendremos una manzana. Tendrán una manzana.
Calculate the magnitude of the linear momentum for the following cases.(a) a proton with mass 1.67 Calculate the magnitude of the linear momentum for 10-27 kg,
what is the the answer to 20 over 2 = 3x
There are 25 students in a class at the beginning of the school year and the average number of siblings for each student is 3 a new student with 8 siblings join
Estimate the limit, if it exists.
????????????????????
Star x has twice the mass of the sun
Circle O has a circumference of 36cm. What is the length of the radius
problems 7-9, 12, 14-22, 31-41, 43 i need help working them out